Software Drawing Editor (image) Purdue University Caption This graphic illustrates a drawing editor for a new class of software, named "surrogate interaction," a term coined by researchers at Purdue University. The approach enables designers and video gamers to more easily change features of complex objects like automotive drawings or animated characters in video games. Credit Purdue University image/Niklas Elmqvist Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.